Filter
Top Products
39
C. Restriction in exhaust system.
D. Insufficient makeup air.
E. Poor housekeeping. Dirty or clogged lint screen.
F. Washing machine extractors are not performing properly.
G. An exceptionally cold/humid or low barometric pressure atmosphere.
H. The supply gas may have a low heating valve, check with local gas supplier.
I. Failed temperature sensor (temperature calibration is incorrect).
J. Failed microprocessor (computer) controller.
9. Thermal overload for drive motor is tripping.
A. Either an exceptionally low or high voltage supply.
B. Motor bearing failure.
C. Motor vents are blocked with lint.
D. Failed motor.
E. Failed overload.
F. Out of balance impeller (fan).
G. Insufficient makeup air.
10. Overload for impeller (fan) motor is tripping.
A. Either an exceptionally low or high voltage supply.
B. Motor bearing failure.
C. Motor vents are blocked with lint.
D. Failed motor.
E. Failed overload.
F. Insufficient makeup air.
11. Burner hi-limit safety thermostat is tripping.
A. Insufficient exhaust duct work, size or restriction in exhaust system.
B. Insufficient makeup air.
C. Lint screen needs cleaning.
D. Damaged impeller.
NOTE: For models with the manual reset hi-limit thermostat see page 23.
12. Display reads "Temp Sensor Failure Check Temp Sensor Fuse." Dyer Sensor Circuit Failure.
A. Check 1/8 amp fuse on computer.
B. Faulty microprocessor temperature sensor probe.